A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

Prehistoric animals decorate this popular outdoor park.

The world's longest known cave system.

One Confederate statue that accurately reflects the ugliness of its subject.

This quirky local sculpture is quite literally a fish out of water.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

A heartwarming message to those entering and departing Music City from above.

A former 19th-century tavern, famous for its peach brandy and honey concoction.

An abandoned theme park with a strange and tumultuous past.

One of the few surviving "Wigwam"-themed motels.

A museum to a cave explorer whose tragic death was a media sensation, and whose corpse became a tourist attraction.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

This huge clock made of flowers and simple machinery was once used a political weapon.

What is it about mushrooms that makes people wish they lived inside of them?

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

The oldest brick house in the state of Ohio.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

One of the greatest boxers and humanitarians to ever live chose his hometown as his final resting place.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.